Motorcycle



FIG. 1 is a right frontal perspective view of a motorcycle showing my new design;

FIG. 2 is a right side elevational view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a left rear perspective veiw thereof;

FIG. 5 is a right rear perspective view thereof;

FIG. 6 is a left front perspective view thereof;

FIG. 7 is a top plan view thereof;

FIG. 8 is a rear elevational view thereof; and,

FIG. 9 is a front elevational view thereof.

The support stand and specific colors and color contrasts form no part of the claimed design. 

The ornamental design for a motorcycle, as shown and described. 